How To Fix KW044 - Area &1 is not allowed because business process &2 is in &3

KW044 - Overview

• Message type: E = Error

• Message class: KW - CO-ABC Activity-Based Costing

• Message number: 044

• Message text: Area &1 is not allowed because business process &2 is in &3

What causes this issue?

A new existence interval for business process &v2& should already be
present in hierachy area &v1&. The business process &v2& already exists
under the hierarchy node &v3&.
The assignment of a business process to an area of the standard
hierarchy must be very clear regarding all existence intervals.

System Response

The processing will be halted.

How to fix this error?

Create the new interval for business process &v2& in area &v3&, or, for
the moment, shift the existing interval to the hierarchy area &v1&.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KW044 - Area &1 is not allowed because business process &2 is in &3 ?

  The SAP error message KW044 indicates that a specific area (denoted as &1) is not allowed because a business process (denoted as &2) is currently in a certain status (denoted as &3). This error typically arises in the context of SAP Controlling (CO) or SAP Project System (PS) when there are restrictions on certain areas or processes based on their current state.
  
  Cause:
  
  Business Process Status: The business process referenced in the error message is in a status that does not permit the action you are trying to perform. For example, if the business process is in a "locked" or "completed" state, certain areas may not be accessible.
  Configuration Settings: There may be configuration settings in the system that restrict access to certain areas based on the status of the business process.
  Authorization Issues: The user may not have the necessary authorizations to access the specified area while the business process is in the